Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D479374 | Two-handed scraper | Yuan Fang Cheng | 2003-09-02 |
| D479375 | Detail scraper | Yuan Fang Cheng | 2003-09-02 |
| 6568087 | Scraper with stowable file | — | 2003-05-27 |
| 6530098 | Multiple tool device | Yuan Fang Cheng | 2003-03-11 |
| D468989 | Tool handle for blades | John Lonczak | 2003-01-21 |